Photocatalytic CO2 reduction: conditions optimization

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investigation
Molecular process, Photocatalytic CO2 conversion experiments
cat cat conc [µM] PS PS conc [mM] e-D e-D conc [M] H-D H-D conc [M] solvent A solvent B solvent C solv A/B/C additives additives conc [M] feedstock gas feedstock volume [mL] intensity [kW/m²] pH T [°C] λexc [nm] t [h] TON CO TOF CO [TOF/min] Φ CO [%] TON CH4 TOF CH4 [TOF/min] Φ CH4 [%] TON H2 TOF H2 [TOF/min] Φ H2 [%] TON HCOOH TOF HCOOH [TOF/min] Φ HCOOH [%] TON MeOH TOF MeOH [TOF/min] Φ MeOH [%] selectivity [%] [CO;CH4;H2;HCOOH;MeOH] Φ all [%] Details include

Mn(bpy)(CO)3Br

0.05

Molecule:100694

0.05

BNAH

0.1


DMF

TEOA


4:1 480 0.17 n/a


No

Mn(bpy)(CO)3Br

0.05

Molecule:100694

0.05

BNAH

0.1


DMF

TEOA


4:1 480 2 n/a


Yes

Mn(bpy)(CO)3Br

0.05

Molecule:100694

0.05

BNAH

0.1


DMF

TEOA


4:1 480 12 n/a


Yes

Mn(bpy)(CO)3Br

0.05

Molecule:100694

0.05

BNAH

0.1


DMF

TEOA


4:1 Argon gas 480 12 n/a


Yes


Molecule:100694

0.05

BNAH

0.1


DMF

TEOA


4:1 480 2 n/a


Yes


Molecule:100694

0.05

BNAH

0.1


DMF

TEOA


4:1 480 12 n/a


Yes

Mn(bpy)(CO)3Br

0.05


BNAH

0.1


DMF

TEOA


4:1 480 12 n/a


No

Mn(bpy)(CO)3Br

0.05

Molecule:100694

0.05

BNAH

0.1


DMA

TEOA


4:1 480 720 n/a


Yes


Molecule:100694

0.05

BNAH

0.1


DMA

TEOA


4:1 480 12 n/a


Yes

Mn(bpy)(CO)3Br

0.05

Molecule:100694

0.05

BNAH

0.1


MeCN

TEOA


4:1 480 12 n/a


Yes


Molecule:100694

0.05

BNAH

0.1


MeCN

TEOA


4:1 480 12 n/a


Yes

Mn(bpy)(CO)3Br

0.05

Ru(bpy)3

0.05

BNAH

0.1


DMF

TEOA


4:1 480 12 n/a


Yes